package com.sloera.spring.aop.helloword;

/**
 * @author sloera
 * @create 2020/4/8
 */
public interface ArithmeticCaculator {
    public int add(int a, int b);

    public int sub(int a, int b);

    public int mul(int a, int b);

    public int div(int a, int b);
}
